FOR GROUPS Before the arrival: 14-21 days 2night cancellation fees 7-14 days 3 nights' cancellation fees 2-7 days 4 nights' cancellation fees 1 day before or non –show 100% cancellation fees Important notice: Some hotels have a stricter cancellation policy e.g. hotels in Mykonos and Santorini. In those cases you will be informed of their policy by the confirmation of the reservation.